Was Lamarckian evolution actually right? Neil deGrasse Tyson, Chuck Nice, & Gary O’Reilly learn about the new field of epigenetics and how the lived experiences of past generations can get passed down genetically with neuroscientist & epigeneticist Bianca Jones Marlin.

Can nuclear fusion become the ultimate renewable energy source? Neil deGrasse Tyson and co-host Chuck Nice answer fan questions about transporters, the smallest unit of time, expansion, and other ideas that push the boundaries of our understanding of the universe.